D2 Protecting data
The features, uses and implications of systems and procedures used to protect the data of
individuals and organisations.
• Processes and implications of techniques for protecting data and systems:
o file permissions
o access levels
o backup and recovery procedures
o passwords
o physical access control
o digital certificates
o protocols.
• The features, characteristics and implications of using antivirus software to protect data.
• The features, characteristics and implications of using firewalls to protect data.
• The features, applications and implications of encryption methods used to protect:
o stored data
o data during transmission.
• The role of current legislation in protecting data and IT systems from attack and misuse.
• The impact on individuals and organisations of legislation designed to protect data and IT
systems.
• The purpose, role and impact, on individuals and organisations, of codes of practice for the
protection of data produced by the Information Commissioner’s Office (UK) and
professional bodies.
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